<template>
    <div class="account-box">
      <div class="toggle">
        <a @click="isMsgLogin=false" href="javascript:;" v-if="isMsgLogin">
          <i class="iconfont icon-user"></i> 使用账号登录
        </a>
        <a @click="isMsgLogin=true" href="javascript:;" v-else>
          <i class="iconfont icon-msg"></i> 使用短信登录
        </a>
      </div>
      <!--  :validation-schema="schema"校验规则对象-->
      <Form ref="formCom" class="form" :validation-schema="schema" autocomplete="off" v-slot="{errors}">
        <template v-if="!isMsgLogin">
          <div class="form-item">
            <div class="input">
              <i class="iconfont icon-user"></i>
              <Field :class="{error:errors.account}" v-model="form.account" name="account" type="text" placeholder="请输入用户名" />
            </div>
            <div class="error" v-if="errors.account"><i class="iconfont icon-warning" />{{errors.account}}</div>
            <!-- <div class="error"><i class="iconfont icon-warning" />请输入手机号</div> -->
          </div>
          <div class="form-item">
            <div class="input">
              <i class="iconfont icon-lock"></i>
              <Field :class="{error:errors.password}" v-model="form.password" name="password" type="password" placeholder="请输入密码"/>
            </div>
            <div class="error" v-if="errors.password"><i class="iconfont icon-warning" />{{errors.password}}</div>
          </div>
        </template>
        <template v-else>
          <div class="form-item">
            <div class="input">
              <i class="iconfont icon-user"></i>
              <Field :class="{error:errors.mobile}" v-model="form.mobile"  name="mobile" type="text" placeholder="请输入手机号" />
            </div>
            <div class="error" v-if="errors.mobile"><i class="iconfont icon-warning" />{{errors.mobile}}</div>
          </div>
          <div class="form-item">
            <div class="input">
              <i class="iconfont icon-code"></i>
              <Field :class="{error:errors.code}" v-model="form.code" name="code" type="password" placeholder="请输入验证码"/>
              <span class="code" @click="sendCode()">{{time === 0?'发送验证码': `${time}秒后发送`}}</span>
            </div>
            <div class="error" v-if="errors.code"><i class="iconfont icon-warning" />{{errors.code}}</div>
          </div>
        </template>
        <div class="form-item">
          <div class="agree">
            <Field as="XtxCheckbox" v-model="form.isAgree" name="isAgree"/>
            <span>我已同意</span>
            <a href="javascript:;">《隐私条款》</a>
            <span>和</span>
            <a href="javascript:;">《服务条款》</a>
          </div>
          <div class="error" v-if="errors.isAgree"><i class="iconfont icon-warning" />{{errors.isAgree}}</div>
        </div>
        <a href="javascript:;" class="btn" @click="loginFn()">登录</a>
      </Form>
      <div class="action">
        <a href="https://graph.qq.com/oauth2.0/authorize?client_id=100556005&response_type=token&scope=all&redirect_uri=http%3A%2F%2Fwww.corho.com%3A8080%2F%23%2Flogin%2Fcallback">
            <img src="https://qzonestyle.gtimg.cn/qzone/vas/opensns/res/img/Connect_logo_7.png" alt="">
        </a>
        <div class="url">
          <a href="javascript:;">忘记密码</a>
          <a href="javascript:;">免费注册</a>
        </div>
      </div>
    </div>
  </template>
  <script>
import { reactive,ref, watch, onUnmounted  } from 'vue'
import { Form, Field } from 'vee-validate'
import veeSchema from '@/utills/vee-validate-schema'
import Message from '@/components/library/xtx-message.js'
import {userAccountLogin} from '@/api/user'
import { useIntervalFn } from '@vueuse/core'
import { useStore } from 'vuex'
import {userMobileLoginMsg} from '@/api/user'
// useRoute拿路由信息，useRouterapi方法
import {useRouter, useRoute } from 'vue-router'
import {userMobileLogin} from '@/api/user'
  export default {
    name: 'LoginForm',
    components: { Form, Field},
    setup () {
         // 使用router
        const router = useRouter()
        // 使用route
        const route = useRoute()
        const store = useStore()
        const isMsgLogin = ref(false)
        const formCom = ref(null)
        const form = reactive({
            isAgree: true,
            account: null,
            password: null,
            code: null,
            mobile: null
        })
        const mySchema = {
            account: veeSchema.account,
            password: veeSchema.password,
            code: veeSchema.code,
            mobile: veeSchema.mobile,
            isAgree: veeSchema.isAgree
        }


        //监听isMsgLogin的变化
        watch(isMsgLogin, () => {
            //重置表单
            form.isAgree = true,
            form.account = null,
            form.password = null,
            form.code = null,
            form.mobile = null
            //重置校验结果
            formCom.value.resetForm()
            
        })

        // const {proxy} = getCurrentInstance()
        //点击登陆时，整体表单校验
        const loginFn = async () => {
      // Form组件提供了一个 validate 函数作为整体表单校验，当是返回的是一个promise
      const valid = await formCom.value.validate()
        if (valid) {
            try {
            let data = null
            if (isMsgLogin.value) {
                // **手机号登录
                // 2.1. 准备一个API做手机号登录
                // 2.2. 调用API函数
                // 2.3. 成功：存储用户信息 + 跳转至来源页或者首页 + 消息提示
                // 2.4. 失败：消息提示
                data = await userMobileLogin(form)
            } else {
                // **帐号登录
                // 1. 准备一个API做帐号登录
                // 2. 调用API函数
                // 3. 成功：存储用户信息 + 跳转至来源页或者首页 + 消息提示
                // 4. 失败：消息提示
                data = await userAccountLogin(form)
            }
            // 存储用户信息
            const { id, account, avatar, mobile, nickname, token } = data.result
            store.commit('user/setUser', { id, account, avatar, mobile, nickname, token })
            //合并购物车
            store.dispatch('cart/mergeCart').then(() => {
                //跳转页面
              router.push(route.query.redirectUrl || '/')
              Message({type: 'success', text: '登录成功'})
            })
            } catch (e) {
                // 失败提示
                if (e.response.data) {
                    Message({ type: 'error', text: e.response.data.message || '登录失败' })
                }
            }
        }
    }

        //使用短信登录 点击发送验证码
        //pause暂停, resume开始
        const time = ref(0)
        const {pause, resume} = useIntervalFn(() => {
            time.value--
            if(time.value = 0) {
                //暂停
                pause()
            }
        }, 1000, false)
        onUnmounted(() => {
            pause()
        })
        const sendCode = async () => {
            //校验手机号
            const vaild = mySchema.mobile(form.mobile)
            //手机号校验成功，进入倒计时
            if(vaild === true) {
                
                if(time.value === 0) {
                    //获取短信登录验证码
                    await userMobileLoginMsg(form.mobile)
                    Message({type: 'success', text: '发送成功'})
                    //开启倒计时
                    time.value = 60
                    resume()
                }
            } else {
                formCom.value.setFieldError('mobile', vaild)
            }



        }
        return {isMsgLogin, form, schema: mySchema, formCom, loginFn, sendCode, time}
    }
  }
</script>
<style lang="less" scoped> 
// 账号容器
.account-box {
  .toggle {
    padding: 15px 40px;
    text-align: right;
    a {
      color: @xtxColor;
      i {
        font-size: 14px;
      }
    }
  }
  .form {
    padding: 0 40px;
    &-item {
      margin-bottom: 28px;
      .input {
        position: relative;
        height: 36px;
        > i {
          width: 34px;
          height: 34px;
          background: #cfcdcd;
          color: #fff;
          position: absolute;
          left: 1px;
          top: 1px;
          text-align: center;
          line-height: 34px;
          font-size: 18px;
        }
        input {
          padding-left: 44px;
          border: 1px solid #cfcdcd;
          height: 36px;
          line-height: 36px;
          width: 100%;
          &.error {
            border-color: @priceColor;
          }
          &.active,&:focus {
            border-color: @xtxColor;
          }
        }
        .code {
          position: absolute;
          right: 1px;
          top: 1px;
          text-align: center;
          line-height: 34px;
          font-size: 14px;
          background: #f5f5f5;
          color: #666;
          width: 90px;
          height: 34px;
          cursor: pointer;
        }
      }
      > .error {
        position: absolute;
        font-size: 12px;
        line-height: 28px;
        color: @priceColor;
        i {
          font-size: 14px;
          margin-right: 2px;
        }
      }
    }
    .agree {
      a {
        color: #069;
      }
    }
    .btn {
      display: block;
      width: 100%;
      height: 40px;
      color: #fff;
      text-align: center;
      line-height: 40px;
      background: @xtxColor;
      &.disabled {
        background: #cfcdcd;
      }
    }
  }
  .action {
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    .url {
      a {
        color: #999;
        margin-left: 10px;
      }
    }
  }
}
</style>